Home / 210,134.02-289,945.26-125,258.98

Finding the Fourth Proportional to 210,134.02, 289,945.26 and 125,258.98

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Solution

The fourth proportional to 210,134.02, 289,945.26 and 125,258.98 is: 172,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,134.02 : 289,945.26 = 125,258.98 : x
  2. Step 2: Convert to fraction form
    210,134.02/289,945.26 = 125,258.98/x
  3. Step 3: Cross multiply
    210,134.02x = 289,945.26 × 125,258.98
  4. Step 4: Simplify right side
    210,134.02x = 36,318,247,523.43
  5. Step 5: Solve for x
    x = 36,318,247,523.43/210,134.02
  6. Step 6: Final answer
    x = 172,833.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.